James l



(Na Model.)

J. L. OWEN.

SPARK ARRBSTBB..

No. 477,954. Patented June 28, 1892.-

ofnze s..

UNITED STATES PATENT OFFICE.

JAMES L. OWEN, OE OUMMINGS, SOUTH CAROLINA, ASSIGNOE OE ONE-HALE 'ro JAMES L. JOHNSON, OE SAME PLACE.

SPARK-ARREST-ER.

SPECIFICATION forming part of Letters Patent No. 477,954, dated June 28, 1892. Application filed December 2, 1891. Serial No. 413.800. (No model.)

To @ZZ whom t may concern..- stack D3, and for this purpose I provide a Be it known that I, JAMES I.. OWEN, a citidrain-cock e to keep the water at a constant zen of the United States, residing at Cumlevel. mings,in the countyof Hampton and State of I have shown a tubular boiler; but it wlll 5 South Carolina, have invented certain new be evident that the device is applicable to 55 and useful Improvements in Spark-Arresters; almost any form of boiler. I have also shown and I do hereby declare the following to be a the water-tank as permanently attached to full, clear, and exact description of the inventhe boiler; but thisis not essential,and many tion, such as will enable others skilled in thev modifications of the various features of my 1o art to which it appertains to make and use the( device would readily suggest themselves t0 6o same. any one skilled in the art which could be used My invention relates to improvements in without departing from the spirit of my in- Spark-arresters, and is especially adapted to vention. stationary engines, such as those usedin cot- Having thus described my invention, what r 5 ton-gins, grain-separators, and other engines I claim, and desire to secure by Leiters Pat- 65 Where the liability to tire is great; and it conent of the United States, issists of the novel features hereinafter del. In a steam-engine, the combination, with scribed and claimed. the boiler and smoke-box, of the pipe leading` Reference is had to the accompanying from said smoke-box to the upper portion of 2o drawings, wherein the saine parts are reprethe tank E, the said pipe being cut away 7o sented by the same letters. along its rear portion abovethe surface of Figure I represents a side view, partly in the water in the said tank, the tank E, hav- Section, of a portable engine and boiler fitted ing water therein covering the lower protrudwith my device. Fig. 2 represents a secing end of the Said pipe, the smoke-stack D3,

25 tional view of a modification of the same. opening into the air-space formed by the I lp- 7 5A Arepresents a boiler having a Smoke-box per portion of the tank E, and the steam-pipe B, escape-pipes D,D, and D2 for the products C, with suitable valves for injecting steam of combustion, the outer one of which D2 disinto Said pipe leading from the boiler to the charges the said products of combustion vertank E, substantially as described.

3o tically downward over the water in the tank 2. In a Steam-engine, the combination,witl1 8c E. The rear portion of said pipe D2 is cut the tubular boiler and smoke-box, of the pipe away, as shown at d, and the front portion d leading from said smoke-box to the upper protrudes beneath the surface ot' the water E portion ot the tank E, the said pipe being cut and delects the products of combustion rearaway along its rear portion above the surface 3 5 ward, while the gases circling round the sides of the Water in the said tank, the tank E, hav- 85 of the said portion d pass up through the ing water therein covering the lower protrudsmoke-stack D3. The draft is augmented by ing end of the Said pipe, the Smoke-stack D3, the exhaust-steam from the engine, which opening into the air-space formed by the upgOeS thlOugh the pipo C. per portion ot the tank E, and the steam-pipe 4o The screen S is pivoted at s, so thatr it may C, with suitable valves for injecting steam 9o be raised orlowered at will. This screen may into said pipe D', and the rotatable Wire be omitted from the spark-arrester, if desired. Screen S, al1 substantially as and for the pur- The cinders will settle at the bottom upon `poses described. the inclined plate e and may b'e readily re- In testimony whereof I afx my signaturein 45 moved by allowing the Water, cinders, and all presence of two witnesses.

to ow out through the door E', normally 'i held closed by the hinge-lever e2 and the nut JAMES L. OWEN. e3. It will be Seen that the Steam from the VVitnesSes: exhaust will more than supply the amount of H. S. CUMMINGS,

5o moisture carried by the gases up the smoke WM. R. HAMMOND. 

